| # Copyright (C) 2008-2021 Free Software Foundation, Inc. |
| |
| # This program is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 3 of the License, or |
| # (at your option) any later version. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| |
| # This file is part of the GDB testsuite. |
| # It tests the mechanism exposing lazy strings to Guile. |
| |
| load_lib gdb-guile.exp |
| |
| standard_testfile |
| |
| if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile}] } { |
| return |
| } |
| |
| # Skip all tests if Guile scripting is not enabled. |
| if { [skip_guile_tests] } { continue } |
| |
| #gdb_install_guile_utils |
| #gdb_install_guile_module |
| |
| # The following tests require execution. |
| |
| if ![gdb_guile_runto_main] { |
| fail "can't run to main" |
| return |
| } |
| |
| gdb_breakpoint [gdb_get_line_number "break here"] |
| gdb_continue_to_breakpoint "break here" |
| |
| gdb_scm_test_silent_cmd "gu (define null (parse-and-eval \"null\"))" 1 |
| |
| gdb_scm_test_silent_cmd "gu (define nullstr (value->lazy-string null #:length 0))" "create a null lazy string" 1 |
| gdb_test "gu (print (lazy-string-length nullstr))" "= 0" "null lazy string length" |
| gdb_test "gu (print (lazy-string-address nullstr))" "= 0" "null lazy string address" |
| gdb_test "gu (print (lazy-string-type nullstr))" "const char \\*" "null lazy string type" |
| gdb_test "gu (print (lazy-string->value nullstr))" \ |
| "Out of range: cannot create a value from NULL.*Error while executing Scheme code." \ |
| "create value from NULL" |
| gdb_test "gu (print (lazy-string->value (value->lazy-string null #:length 3)))" \ |
| "Out of range: cannot create a lazy string with address 0x0, and a non-zero length.*Error while executing Scheme code." \ |
| "null lazy string with non-zero length" |
| gdb_test "gu (print (value->lazy-string null #:length -2))" \ |
| "Out of range: invalid length.*Error while executing Scheme code." \ |
| "bad length" |
| |
| foreach var_spec { { "ptr" "pointer" "const char \\*" -1 } \ |
| { "array" "array" "const char \\[6\\]" 6 } \ |
| { "typedef_ptr" "typedef pointer" "pointer" -1 } } { |
| set var [lindex $var_spec 0] |
| set value [lindex $var_spec 1] |
| set type [lindex $var_spec 2] |
| set length [lindex $var_spec 3] |
| with_test_prefix $var { |
| gdb_test "print $var" "\"$value\"" |
| gdb_scm_test_silent_cmd "gu (define $var (history-ref 0))" "get value from history" 1 |
| gdb_scm_test_silent_cmd "gu (define l$var (value->lazy-string $var))" "acquire lazy string" 1 |
| gdb_test "gu (print (value-type $var))" "$type" "string type name equality" |
| gdb_test "gu (print (lazy-string-type l$var))" "$type" "lazy-string type name equality" |
| gdb_test "gu (print (lazy-string-length l$var))" "$length" "lazy string length" |
| gdb_test "gu (print (lazy-string->value l$var))" "\"$value\"" "lazy string value" |
| gdb_scm_test_silent_cmd "gu (define l2$var (value->lazy-string $var #:length 2))" "acquire lazy string, length 2" 1 |
| gdb_test "gu (print (lazy-string-length l2$var))" "2" "lazy string length 2" |
| gdb_test "gu (print (lazy-string->value l2$var))" "\"[string range $value 0 1]\"" "lazy string length 2 value" |
| # This test will have to wait until gdb can handle it. There's no way, |
| # currently, to internally specify an array of length zero in the C |
| # language support. PR 20786 |
| #gdb_test "gu (print (lazy-string->value (value->lazy-string $var #:length 0)))" "\"\"" "empty lazy string value" |
| } |
| } |